32221315042 has 32 divisors (see below), whose sum is σ = 56723011200. Its totient is φ = 13721132880.

The previous prime is 32221315039. The next prime is 32221315081. The reversal of 32221315042 is 24051312223.

It is a junction number, because it is equal to n+sod(n) for n = 32221314998 and 32221315016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41884 + ... + 257287.

It is an arithmetic number, because the mean of its divisors is an integer number (1772594100).

Almost surely, 2^32221315042 is an apocalyptic number.

32221315042 is a deficient number, since it is larger than the sum of its proper divisors (24501696158).

32221315042 is a wasteful number, since it uses less digits than its factorization.

32221315042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299351 (or 299337 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 32221315042 its reverse (24051312223), we get a palindrome (56272627265).

The spelling of 32221315042 in words is "thirty-two billion, two hundred twenty-one million, three hundred fifteen thousand, forty-two".